By Richard Jenkins & Rom Preston-Ellis Gen Z are in their ‘happy place’ watching the sunset – but older generations are most content walking along the coast, strolling through the countryside or sitting in a pub garden. Millennials, however, are most likely to be happy cuddling up with the kids or relaxing in their own garden. A poll of 2,000 UK adults, commissioned by Cotswold Outdoor, found seven in 10 have happy places, averaging three different spots, which put a smile on their faces. As many as 93 per cent of adults have a happy place that is outside, with older Brits feeling most at peac…